resources_controller.rb

class ResourcesController < ApplicationController
  # GET /resources
  def index
    @resources = Resource.all
  end

  # GET /resources/1
  def show
    @resource = Resource.find(params[:id])
  end

  # GET /resources/new
  def new
    @resource = Resource.new
  end

  # GET /resources/1/edit
  def edit
    @resource = Resource.find(params[:id])
  end

  # POST /resources
  def create
    @resource = Resource.new(required_params)

    if @resource.save
      redirect_to @resource, notice: 'Resource created'
    else
      render :new
    end
  end

  # PATCH /resources/1
  def update
    @resource = Resource.find(params[:id])

    if @resource.update(required_params)
      redirect_to @resource, notice: 'Resource updated'
    else
      render :edit
    end
  end

  # DELETE /resources/1
  def destroy
    Resource.find(params[:id]).destroy
    redirect_to resources_url, notice: 'Resource destroyed'
  end

  private

  def required_params
    permitted = %i(title body)
    params.require(:resource).permit(permitted)
  end
end